The triquetra has been found on runestones in Northern Europe and on early Germanic coins. It presumably had pagan religious meaning and it bears a resemblance to the Valknut, a symbol associated with Odin.
G Scale Trains are usually referred to as Garden Trains since they are the largest of the model trains and are used outdoors as well as indoors.
Youthful inventor Joshua Lionel Cowen wasn't the first to manufacture toy trains and he did not lack for competition. Carlisle & Finch Co., of Cincinnati, OH, first made electric trains in 1896 and German toy manufacturers such as Bing and Marklin were producing electric and steam-powered toy trains.